2021281570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{31627}}^1$

素因数の和:31735

約数の個数: 64

約数和(自身を含む): 4590867456

約数和(自身を除く): 2569585886

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 83, 110, 154, 166, 385, 415, 581, 770, 830, 913, 1162, 1826, 2905, 4565, 5810, 6391, 9130, 12782, 31627, 31955, 63254, 63910, 158135, 221389, 316270, 347897, 442778, 695794, 1106945, 1739485, 2213890, 2435279, 2625041, 3478970, 4870558, 5250082, 12176395, 13125205, 18375287, 24352790, 26250410, 28875451, 36750574, 57750902, 91876435, 144377255, 183752870, 202128157, 288754510, 404256314, 1010640785, 2021281570]

約数ペア:

[(1, 2021281570), (2, 1010640785), (5, 404256314), (7, 288754510), (10, 202128157), (11, 183752870), (14, 144377255), (22, 91876435), (35, 57750902), (55, 36750574), (70, 28875451), (77, 26250410), (83, 24352790), (110, 18375287), (154, 13125205), (166, 12176395), (385, 5250082), (415, 4870558), (581, 3478970), (770, 2625041), (830, 2435279), (913, 2213890), (1162, 1739485), (1826, 1106945), (2905, 695794), (4565, 442778), (5810, 347897), (6391, 316270), (9130, 221389), (12782, 158135), (31627, 63910), (31955, 63254)]